Activating protein-1 cooperates with steroidogenic factor-1 to regulate 3',5'-cyclic adenosine 5'-monophosphate-dependent human CYP11A1 transcription in vitro and in vivo.

abstract：:Our research programs required the preparation of hypophysectomized and orchidectomized rhesus monkeys. This afforded us the possibility to characterize and compare levels of the gonadotropin and inhibin subunit mRNAs in pituitaries from intact and castrate monkeys. Eighteen adult male monkeys, four of which had been ...

journal_title：Endocrinology

authors： Attardi B,Marshall GR,Zorub DS,Winters SJ,Miklos J,Plant TM

更新日期：1992-03-01 00:00:00

abstract：:We previously reported that dexamethasone (DEX) induces dose-dependent biphasic effects on steady state somatostatin (SS) messenger RNA (mRNA) levels in normal rat islet and islet SS-producing tumor cells (1027B2), characterized by stimulation at low doses and marked inhibition at high doses. The stimulatory effect is...

journal_title：Endocrinology

authors： Liu JL,Patel YC

更新日期：1995-06-01 00:00:00

abstract：:Estrogen receptor α (ESR1; encoded by Esr1) is a crucial nuclear transcription factor for female reproduction and is expressed throughout the female reproductive tract. To assess the function of ESR1 in reproductive tissues without confounding effects from a potential developmental defect arising from global deletion ...

journal_title：Endocrinology

authors： Herrera GGB,Lierz SL,Harris EA,Donoghue LJ,Hewitt SC,Rodriguez KF,Jefferson WN,Lydon JP,DeMayo FJ,Williams CJ,Korach KS,Winuthayanon W

更新日期：2020-02-01 00:00:00

abstract：:Bioactive peptides are usually synthesized as inactive precursor proteins that yield bioactive products only after specific biosynthetic processing events. Large dense core vesicles (LDCV) are usually the site of storage of mature peptides. Atrial myocyte LDCV are rather unique in their storage of intact prohormone, p...

journal_title：Endocrinology

authors： Marx R,Mains RE

更新日期：1997-12-01 00:00:00

abstract：:Treatment of rat islets with the cytokine IL-1 results in the inhibition of mitochondrial function and insulin secretion, events that are mediated by beta-cell expression of iNOS [inducible nitric oxide (NO) synthase] and production of NO. beta-Cells recover from the inhibitory actions of NO, produced following 24 h i...

journal_title：Endocrinology

authors： Scarim AL,Nishimoto SY,Weber SM,Corbett JA

更新日期：2003-08-01 00:00:00

abstract：:Notch signaling directs cell fate during embryogenesis by influencing cell proliferation, differentiation, and apoptosis. Notch genes are expressed in the adult mouse ovary, and roles for Notch in regulating folliculogenesis are beginning to emerge from mouse genetic models. We investigated how Notch signaling might i...

journal_title：Endocrinology

authors： Trombly DJ,Woodruff TK,Mayo KE

更新日期：2009-02-01 00:00:00

abstract：:AtT20/D16v is a clonal strain of mouse pituitary tumor cells which synthesizes and secretes ACTH. Somatostatin, a hypothalamic tetradecapeptide, has been shown to inhibit the release of PRL, GH, and TSH from the pituitary gland. We have characterized specific binding sites for somatostatin on AtT20/D16v cells and demo...

journal_title：Endocrinology

authors： Richardson UI,Schonbrunn A

更新日期：1981-01-01 00:00:00

abstract：:We previously characterized the transcriptional activity of the human CRH (hCRH) gene promoter in the mouse anterior pituitary cell line AtT20. Here, we show that phorbolester stimulated through the cAMP response element (CRE), located between -227 and -220 relative to the putative cap site, about 2.6-fold the express...

journal_title：Endocrinology

authors： Van LP

更新日期：1993-01-01 00:00:00

abstract：:For insight into transcriptional mechanisms mediating physiological responses to GH, data mining was performed on a profile of GH-regulated genes induced or inhibited at different times in highly responsive 3T3-F442A adipocytes. Gene set enrichment analysis indicated that GH-regulated genes are enriched in pathways in...

journal_title：Endocrinology

authors： Chen Y,Lin G,Huo JS,Barney D,Wang Z,Livshiz T,States DJ,Qin ZS,Schwartz J

更新日期：2009-08-01 00:00:00

abstract：:Although prolactinomas can be effectively treated with dopamine agonists, about 20% of patients develop dopamine resistance or tumor recurrence after surgery, indicating a need for better understanding of underlying disease mechanisms. Although estrogen-induced rat prolactinomas have been widely used to investigate th...

journal_title：Endocrinology

authors： Tong Y,Zheng Y,Zhou J,Oyesiku NM,Koeffler HP,Melmed S

更新日期：2012-08-01 00:00:00

abstract：:In humans, there is a significant decrease in serum T(3) and increase in rT(3) at different time points after myocardial infarction, whereas serum TSH and T(4) remain unaltered. We report here a time course study of pituitary-thyroid function and thyroid hormone metabolism in rats subjected to myocardial infarction by...

journal_title：Endocrinology

authors： Olivares EL,Marassi MP,Fortunato RS,da Silva AC,Costa-e-Sousa RH,Araújo IG,Mattos EC,Masuda MO,Mulcahey MA,Huang SA,Bianco AC,Carvalho DP

更新日期：2007-10-01 00:00:00

abstract：:We have previously documented that raloxifene enhances the mechanical properties of dog vertebrae independent of changes in bone mass, suggesting a positive effect of raloxifene on material-level mechanical properties. The goal of this study was to determine the separate effects of raloxifene on the material-level mec...

journal_title：Endocrinology

authors： Allen MR,Hogan HA,Hobbs WA,Koivuniemi AS,Koivuniemi MC,Burr DB

更新日期：2007-08-01 00:00:00

abstract：:In addition to 17beta-estradiol binding, estrogen receptor (ER) transcriptional activity could be controlled by intracellular kinase signaling pathways activated by growth factors. In this report we present evidence suggesting that glycogen synthase kinase 3 (GSK3), an effector kinase of the phosphatidylinositol 3-kin...

journal_title：Endocrinology

authors： Mendez P,Garcia-Segura LM

更新日期：2006-06-01 00:00:00

abstract：:In previous studies we have shown that aromatase cytochrome P450 (P450arom) mRNA and protein increase markedly in luteal tissue between days 10-19 of gestation, whereas cholesterol side-chain cleavage cytochrome P450 (P450scc) appears to be constitutively maintained regardless of hormonal changes occurring during preg...

journal_title：Endocrinology

authors： Hickey GJ,Oonk RB,Hall PF,Richards JS

更新日期：1989-09-01 00:00:00

abstract：:The expression of cholesterol side-chain cleavage cytochrome P450 (P450scc), 17 alpha-hydroxylase cytochrome P450 (P45017 alpha), and 3 beta-hydroxysteroid dehydrogenase (3 beta HSD) was studied in bovine placenta and fetal adrenal glands throughout gestation. The levels of expression of these enzymes were much lower ...

journal_title：Endocrinology

authors： Conley AJ,Head JR,Stirling DT,Mason JI

更新日期：1992-05-01 00:00:00

abstract：:Acromegaly is associated with an increased incidence of cardiovascular disease. Transgenic mice expressing bovine GH (bGH) gene have previously been used to examine the effects of chronic GH stimulation on cardiovascular function. Results concerning systolic blood pressure (SBP) in bGH mice are conflicting. We hypothe...

journal_title：Endocrinology

authors： Jara A,Benner CM,Sim D,Liu X,List EO,Householder LA,Berryman DE,Kopchick JJ

更新日期：2014-03-01 00:00:00

abstract：:We have investigated the characteristics and properties of cholesterol esterase (CEase) in the rat adrenal to clarify the mechanism of synthesis of free cholesterol from esterified cholesterol. CEase activity was estimated using substrate vesicles which were sonicated mixtures of cholesteryl oleate and phosphatidylcho...

journal_title：Endocrinology

authors： Nishikawa T,Mikami K,Saito Y,Tamura Y,Kumagai A

更新日期：1981-03-01 00:00:00

abstract：:Two different types of corticoid receptor molecules bind circulating corticosterone in brain: mineralocorticoid receptors (MR) and glucocorticoid receptors. MR exhibit the highest affinity for the endogenous glucocorticoid in the rat, corticosterone. During development, low corticosterone levels influence neurogenesis...

journal_title：Endocrinology

authors： Vázquez DM,López JF,Morano MI,Kwak SP,Watson SJ,Akil H

更新日期：1998-07-01 00:00:00

abstract：:The GnRH neurosecretory system undergoes marked structural and functional changes throughout life. The initial goal of this study was to examine the neuroanatomical relationship between GnRH neurons and a glycoprotein implicated in neuroplasticity, the polysialylated form of neural cell adhesion molecule (PSA-NCAM). U...

journal_title：Endocrinology

authors： Viguié C,Jansen HT,Glass JD,Watanabe M,Billings HJ,Coolen L,Lehman MN,Karsch FJ

更新日期：2001-03-01 00:00:00

abstract：:Early postnatal hyperalimentation has long-term implications for obesity and developing renal disease. Suppressor of cytokine signaling (SOCS) 3 inhibits phosphorylation of signal transducer and activator of transcription (STAT) 3 and ERK1/2 and thereby plays a pivotal role in mediating leptin resistance. In addition,...

journal_title：Endocrinology

authors： Alcazar MA,Boehler E,Rother E,Amann K,Vohlen C,von Hörsten S,Plank C,Dötsch J

更新日期：2012-03-01 00:00:00

abstract：:Chronically elevated fatty acids contribute to insulin resistance through poorly defined mechanisms. Endoplasmic reticulum (ER) stress and the subsequent unfolded protein response (UPR) have been implicated in lipid-induced insulin resistance. However, the UPR is also a fundamental mechanism required for cell adaptati...

journal_title：Endocrinology

authors： Achard CS,Laybutt DR

更新日期：2012-05-01 00:00:00

abstract：:PTH upregulates the expression of the receptor activator of nuclear factor κB ligand (Rankl) in cells of the osteoblastic lineage, but the precise differentiation stage of the PTH target cell responsible for RANKL-mediated stimulation of bone resorption remains undefined. We report that constitutive activation of PTH ...

journal_title：Endocrinology

authors： Ben-awadh AN,Delgado-Calle J,Tu X,Kuhlenschmidt K,Allen MR,Plotkin LI,Bellido T

更新日期：2014-08-01 00:00:00

abstract：:Mature 31- and 34-kDa inhibin A and B negatively regulate the release of FSH from the anterior pituitary; however, a direct comparison of these hormones in vivo has not been undertaken. The bioactivities of highly purified preparations of recombinant human 31-kDa inhibin A and B were determined in rat pituitary cells ...

journal_title：Endocrinology

authors： Makanji Y,Temple-Smith PD,Walton KL,Harrison CA,Robertson DM

更新日期：2009-10-01 00:00:00

abstract：:To address controversies of estrogen therapy, in vitro models of perimenopause and prevention vs. treatment modes of 17beta-estradiol (E(2)) exposure were developed and used to assess the neuroprotective efficacy of E(2) against beta-amyloid-1-42 (Abeta(1-42))-induced neurodegeneration in rat primary hippocampal neuro...

journal_title：Endocrinology

authors： Chen S,Nilsen J,Brinton RD

更新日期：2006-11-01 00:00:00

abstract：:Linear growth results from proliferation and differentiation of chondrocytes within the growth plates and is regulated, in part, by the insulin-like growth factors (IGFs). IGF binding proteins (IGFBPs) also appear to play a significant, but yet unclear, role. To examine IGFBP production by chondrocytes, we isolated bo...

journal_title：Endocrinology

authors： Olney RC,Smith RL,Kee Y,Wilson DM

更新日期：1993-08-01 00:00:00

abstract：:Leucine-rich repeat-containing G protein-coupled receptor (LGR)-5 is a recently identified marker of stem cells in adult intestinal epithelium and hair follicles. Because of this characteristic, we studied the status of Lgr5 expression in the mouse uterus under various conditions. Lgr5 is highly expressed in the uteri...

journal_title：Endocrinology

authors： Sun X,Jackson L,Dey SK,Daikoku T

更新日期：2009-11-01 00:00:00

abstract：:The effects of short term (1-month) and life-long 60% ad libitum food restriction on the adrenocortical response to restraint stress were compared in young and aged Fischer 344 rats. In rats restricted for 1 month (study 1), the adrenocortical response differed as a function of age. In 8-month-old animals, the initial...

journal_title：Endocrinology

authors： Stewart J,Meaney MJ,Aitken D,Jensen L,Kalant N

更新日期：1988-10-01 00:00:00

abstract：:The developmental appearance and regulation of hypothalamic vasopressin (prepropressophysin) mRNA was studied using quantitated in situ hybridization techniques. Vasopressin mRNA levels in the supraoptic nuclei were reliably detected on day 16 of gestation, while mRNA in the suprachiasmatic nuclei (SCN) was detectable...

journal_title：Endocrinology

authors： Reppert SM,Uhl GR

更新日期：1987-06-01 00:00:00

abstract：:To determine the effect of aromatase inhibitors on peripheral aromatization, male rhesus monkeys were infused with [7-3H]androstenedione and [4-14C]estrone before and during treatment with 4-hdyroxy-androstene-3,17-dione (50 mg/kg each; four monkeys) or 4-acetoxy-androstene-3,17-dione (700 mg each; two monkeys). In al...

journal_title：Endocrinology

authors： Brodie AM,Longcope C

更新日期：1980-01-01 00:00:00

abstract：:Stat proteins are SH2 domain-containing transcription factors that are activated by various cytokines and growth factors. In a previous work, we have identified Stat 5B as a substrate of the insulin receptor based on yeast two-hybrid and mammalian cell transfection studies. In the present study, we have approached the...

journal_title：Endocrinology

authors： Sawka-Verhelle D,Tartare-Deckert S,Decaux JF,Girard J,Van Obberghen E

更新日期：2000-06-01 00:00:00